During the epidemic period, I was confined at home and could not go out. Make a backpack when you have nothing to do. I had the idea of ??making a backpack for a long time but never implemented it. Take time to draw out CAD drawings and make boards, and then we start...
Cutting
Sewing small bag
Paste the inner cushion core of the front and rear panels
Zip up
Interlining
Sewing strap
Sewn handles (with padding in the middle )
Side panels
Bottom of the bag ( The bran paper is 0.8 thick and lined with cloth)
In-seam pocket
Back strap stitching
Front and side stitching
The final effect. (Hardware and nylon straps cannot be purchased now. So leave no seams)
Backpack